`S300

`S300
US008615089B2
(12) Ulllted States Patent
(10) Patent N0.:
Dorogusker et a].
(54)
(75)
(45) Date of Patent:
4,257,098 A
3/ 1981 Lacy
PORTABLE MEDIA DELIVERY SYSTEM
4,386,345 A
4,451,849 A
4,589,022 A
5/1983 Nmeson er a1~
5/1984 Fuhrer
5/1986 Prince et a1.
Inventors: Jesse L. Dorogusker, Menlo Park, CA
(U$);D0I1ald J- Novotlley, San Jose,
CA (US); Scott Krueger, Mountain
View’ CA (Us); Robert Michelet’
Annapolis’ MD (Us); Jeffrey Allan
4,673,861
4,908,523
4,928,307
4,951,171
4,965,738
A
A
A
A
A
6/1987
3/1990
5/1990
8/1990
10/1990
Notice:
FOREIGN PATENT DOCUMENTS
Subject to any disclaimer, the term of this
patent is extended or adjusted under 35
DE
DE
43 34 773 Al
44 45 023 A1
U.S.C. 154(b) by 472 days.
OTHER PUBLICATIONS
NOV. 11, 2010
_
(65)
Spiller, Karen. “Low-decibel earbuds keep noise at a reasonable
_
_
level”, The Telegraph Online, dated Aug. 13, 2006, http://WWW.
Pnor Pubheatlon Data
US 2011/0085672 A1
Apr. 14, 2011
nashuatelegraph.com/apps/pbcs.dll/aIticle?Date:20060813&Cate..
Downloaded Aug 16, 2006
Related US. Application Data
(62)
4/1994
6/1996
(Continued)
(21) APP1-NO-1 12/944,095
Filed:
Dubovsky et a1‘
Snowden et a1.
Lynn
Tran et a1.
Bauer et a1.
(Continued)
(73) Assignee: Apple Inc., Cupertino, CA (US)
(22)
Dec. 24, 2013
DYNAMIC POWER MANAGEMENT IN A
Hammerstrom, San Carlos, CA (U S)
(*)
US 8,615,089 B2
(Continued)
Division of application No. 11/364,610, ?led on Feb.
27, 2006, noW Pat. No. 7,848,527.
Primary Examiner * Xu Mei
74
(51> Int- Cl-
All
,
A
I,
(Sal/dad 0521106 55';
H03G 11/00
H04B 15/00
(52) U-S- Cl-
(2006.01)
(2006.01)
or
F'
m”
* Womble
Carl le
y
g
(57)
ABSTRACT
USPC ............................. .. 381/55; 381/94.5; 330/51
(58)
Field of Classi?cation Search
USPC ........ .. 381/55, 58, 59, 77, 79, 111, 124, 94.1,
381/94.5; 700/94; 713/300, 320, 324, 330,
713/340; 330/ 51
A consumer electronic product (e. g., a portable media player
ported to a media delivery accessory) is poWered by a limited
capacity DC poWer source (such as a battery or mini-fuel
cell). The consumer electronic product limits the maximum
See application ?le fOr complete Search history
alloWable sound pressure level (SPL) that can be produced by
_
References Clted
the speakers. In one embodiment, the maximum alloWable
SPL is based upon an amount of stored energy available in the
limited capacity DC poWer source.
(56)
US. PATENT DOCUMENTS
1,419,828 A
4,090,216 A
6/1922 Dornier
5/1978 Constable
20 Claims, 13 Drawing Sheets
‘S300
(14
304
Media player 1 10
‘\> $0511”;
128
1110
,7, 110a
shutdown other
Media delivery
“°°?§§°'y
ContmVpower
signals
supply
Components
US 8,615,089 B2
Page2
(56)
References Cited
6,125,455 A
U_g_ PATENT DOCUMENTS
6,130,518 A
6,151,652 A
6,152,778 A
10/2000 Gabehartetal.
11/2000 Kondo et a1.
11/2000 Dalton
9/2000 Yeo
5,019,717 A
5/1991 McCurryetal.
6,158,019 A
12/2000 Sqwbb
5,103,156
5,150,031
5,185,906
5200 685
4/1992
9/1992
2/1993
4/1993
6,161,944
6,167,289
6,169,387
6,172,948
12/2000
12/2000
1/2001
1/2001
A
A
A
A
Jones etal.
James etal‘
Brooks
Sakamoto
A
A
B1
B1
Leman
Ball etal.
Kalb
Kelleretal.
5’206’538 A
4/1993 Orta
6,178,514 B1
532523891 A
10/1993 Huang
6,179,432 B1
1/2001 Wood
1/2001 Zhangetal.
5,293,494 A
3/1994 Saito et a1.
6,184,652 B1
2/2001 Yang
5,304,916 A
5307 002 A
4/1994 Le etal‘
4/1994 HO etal‘
6,184,655 B1
6,185,163 B1
2/2001 Malackowslq
2/2001 Bickfordetal.
53493281 A
6,191,939 B1
2/2001 Burnett
12/1994 Brainard
6,195,754 B1
2/2001 Jardineetal.
5,379,057 A
1/1995 clough
6,204,637 B1
3/2001 Rengan
5396163 A
3/1995 NOr et 31‘
6,208,044 B1
3/2001 V1swanadhamet 31.
5,371,456 A
9/1994 Bugaj
_
534022055 A
5,406,305 A
5,471,128 A
3/1995 Nguyen
4/1995 Shimomuraet a1.
11/1995 Patino etal.
6,211,581 B1
6,211,649 B1
6,216,131 B1
4/2001 Farrant
4/2001 Matsuda
4/2001 BR19191
5,498,950 A
5,514,945 A
5,539,298 A
Ouwerkerk
Jones
Perkins etal.
6,217,183 B1
6,218,812 B1
6,248,946 B1
5,559,945 A
5,566,337 A
5,579,489 A
3/1996
5/1996
7/1996
9/1996
10/1996
11/1996
Beaudet et a1.
Szymanskietal.
Dornier et a1.
6,252,380 B1
6,261,109 B1
6,271,605 B1
4/2001
4/2001
6/2001
6/2001
7/2001
8/2001
5,583,993 A
5,602,455 A
5608 698 A
12/1996 Foster et a1.
2/1997 Stephens et al.
3/1997 Yamanoi etal‘
5’616’876 A
5’617’386 A
4/1997 Cluts
4/1997 Choi
6,283,789
6,295,541
6,297,795
6,298,314
6,316,916
B1
B1
B1
B1
B2
9/2001
9/2001
10/2001
10/2001
11/2001
shlpman
Hanson
DWek
KPeHCk
Lluet 91
Carkneretal
T891
Bodnaretal
Kato etal.
Blackadaretal.
Bohne
536483712 A
7/1997 Hahn
6,329,796 B1
12/2001 Popescu
5,670,985 A
9/1997 CaPPelS’Sr‘et 31‘
6,332,175 B1
12/2001 Birrell etal.
5,675,362 A
10/1997 clough
6,336,365 B1
1/2002 Bl_ackadaretal.
5,675,813 A
5,684,513 A
10/1997
11/1997
1/1998
1/1998
2/1998
2/1998
3/1998
4/1998
4/1998
5/1998
5/1998
6/1998
7/1998
9/1998
Holrndahl
Decker
6,336,727 B1
6,341,316 B1
V2002 Klm
1/2002 Klobaetal.
A11ey et al.
Kato et a1.
FergaSOn
Smithetal'
Hernandez et al.
Winksy et a1.
Suetomi
Oprescu etal.
Oglesbee etal.
Bailey
Danget a1‘
McCormick
6,348,776
6,353,894
6,357,011
6,357,147
2/2002
3/2002
3/2002
3/2002
K191
P1999
Gllbel‘t
Darleyetal.
3/2002
3/2002
4/2002
5/2002
Yang
Endo
Burrows
Bermess
5,710,922
5,712,949
5,717,422
5,721,949
5,726,672
5,739,451
5,740,143
5,752,046
5,754,027
5,760,588
5,778,374
5,803,786
A
A
A
A
A
A
A
A
A
A
A
A
6362610
6,363,491
6,377,530
6,392,414
6,448,863
6,452,610
6,465,909
6,467,924
B2
B1
B2
B1
B1
B1
B1
B2
B1
B1
B1
B2
9/2002
9/2002
10/2002
10/2002
089% W11
Re1nhardtet a1.
S06 etal.
5111991911
5805 433 A
9/1998 Wood
6,487,442 B1
11/2002 WOOd
538082446 A
9/1998 Eguchi
6,489,751 B2
12/2002 Small etal.
12/2002 Ohlenbuschet a1.
2/2003 Ishikawaetal.
3/2003 Keraletal
5,815,225 A
5,822,288 A
5,835,721 A
9/1998 Nelson
10/1998 Shinada
11/1998 Donahue et a1.
6,493,652 B1
6,526,516 B1
6,531,845 B2
5,835,732 A
11/1998 Kikinisetal.
6,536,139 B2
3/2003 Darleyetal
5,838,969
5,845,217
5,864,868
5,867163
5870,710
53918303
11/1998
12/1998
1/1999
2/1999
2/1999
@1999
6,549,497
6,560,903
6,571,343
6,580,460
6,587,403
6,587,404
4/2003
5/2003
5/2003
6/2003
7/2003
7/2003
A
A
A
A
A
A
Jacklin et 31‘
Lindell et al.
Contois
Kunenbach
OZaWaetal‘
Ymumetal,
B2
B1
B1
B1
B1
B1
M1yam0t0 etal.
Barley
Johnsonetal.
Takahashiet a1.
Keller et a1.
Keller et a1.
5,920,728 A
7/1999 Hallowell et a1. ........... .. 713/340
66051038 B1
8/2003 Tellerétal
5923 757 A
7/1999 Hooker et 31‘
6,606,281 B2
8/2003 Cowglllet a1.
539523992 A
5,955,867 A
9/1999 Helms
9/1999 Cummings et al.
6,611,607 B1
6,611,789 B1
8/2003 Davis etal.
8/2003 Barley
9/1999 Rathmann
6,614,232 B1
9/2003 Mukal
5,955,869 A
5964 879 A
10/1999 Dunstan et 31‘
6,617,963 B1
539823141 A
6,006,274 A
6,007,372 A
11/1999 Hinohm
12/1999 Hawkins et a1.
12/1999 Wood
6,621,768 B1
6623427 B2
6,631,101 B1
9/2003 Keller et a1.
9/2003 Mandlgo
10/2003 Chanetal.
6,009,237
6,011,585
6,018,705
6,025,695
12/1999
1/2000
1/2000
2/2000
6,633,932
6,650,232
6,693,612
6,731,312
10/2003
11/2003
2/2004
5/2004
A
A
A
A
Hirabayashi et a1.
Anderson
Gaudet et a1.
Frieletal.
B1
B1
B1
B2
9/2003 Watters et a1.
Bork er 41
Strohbeck et a1.
Matsumoto et a1.
Robbin
6,041,023 A
3/2000 Lakhansingh
6,731,751 B1
5/2004 Papadopoulos
6,052,654
6,087,804
6,108,426
6,122,340
4/2000
7/2000
8/2000
9/2000
6,747,859
6,760,536
6,762,741
6,774,604
6/2004
7/2004
7/2004
8/2004
A
A
A
A
Gaudet et a1.
Suda
Stortz
Darley et a1.
B2
B1
B2
B2
Walbeck et a1.
Amir et a1.
Weindorf
Matsuda et a1.
US 8,615,089 B2
Page 3
(56)
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6781611 B1
8/2004 Richard
2002/0189426
2002/0189429
2002/0199043
2003/0002688
2003/0007001
A1
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A1
A1
A1
12/2002
12/2002
12/2002
1/2003
Hirade et a1.
Qian et al.
Yin
Kanevsky et al.
l/2003 Zimmerman
6’794’566 B2
6’799’226 B1
6’g01’964 B1
9/2004 Pachet
9/2004 Robbin etal‘
10/2004 Mahdavi
2003/0018799 A1
2003/0037254 A1
2003/0046434 A1
1/2003 Eyal
2/2003 Fischer etal.
3/2003 Flanagin et al.
6,820,206 B1
6’g32’373 B2
6’g70’529 B1
11/2004 Kim et a1.
12/2004 O’Neill
300% Davis
2003/0050092 A1
2003/0074457 A1
2003/0076301 A1
6’g71’063 B1
638763947 B1
300% Schiffer
400% Barley et a1‘
2003/0076306 A1
2003/0079038 A1
3/2003
4/2003
4/2003
4/2003
4/2003
6 882 955 B1
4/2005 Ohlenbusch et a1‘
2003/0095096 A1
5/2003 Robbin et 31.
638863749 B2
6,898,550 B1
500% Chiba et a1‘
5/2005 Blackadaretal.
2003/0097379 A1
2003/0104835 A1
6911971 B2
6/2005 Suzuki et a1‘
2003/0110403 A1
5/2003 Ireton
6/2003 Douhet
6/2003 Crutch?eld et a1.
639173504 B2
7/2005 Nguyen et a1‘
2003/0127307 A1
7/2003 Liu et a1.
6,918,677 B2
6,931,377 B1
6 934 812 B1
7/2005 Shipman
8/2005 Seya
8/2005 Robbin et a1‘
2003/0128192 A1
2003/0133694 A1
2003/0153213 A1
6’936’936 B2
639463817 B2
M005 Fischer m1,
900% Fischeretal,
2003/0156503 A1
2003/0167318 A1
7/2003
7/2003
55/2003
8/2003
9/2003 Robbin etal.
6950 087 B2
9/2005 Knox et a1‘
2003/0176935 A1
9/2003 Lian et a1.
6’969’970 B2
6,993,615 B2
6’995’963
7’016’595
7’023’77g
7’02g’096
730462230
7062 225
730763561
7,084,856
7,084,921
7,092,946
7 124 125
731433241
7,146,437
B2
B1
B2
B1
B2
B2
B1
B2
B1
B2
B2
B2
B2
11/2005 Diasetal,
1/2006 Falcon
200%
300%
400%
400%
500%
6/2006
700%
8/2006
8/2006
8/2006
10/2006
11/2006
12/2006
Faden et a1‘
Ishino et a1‘
Takashima
Lee
Zadesky
White
Rosenberg et a1‘
Huppi
OgaWa
Bodnar
Cook et a1‘
Hun
Robbin etal.
2003/0182100 A1
Yun
Kluth
Tsuketal.
Zadesky
Robbin etal.
Van Os
Yeo
Siddiqui et a1.
Schilling etal.
9/2003 Plastina et a1.
2003/0189418 Al*
10/2003
Schinner ..................... .. 320/136
2003/0221541
2003/0229490
2003/0236695
2004/0001395
2004/0001396
2004/0012556
2004/0055446
2004/0066363
2004/0069122
2004/0076086
2004/0086120
2004/0094018
2004/0103411
12/2003
12/2003
12/2003
1/2004
1/2004
l/2004
3/2004
4/2004
4/2004
4/2004
5/2004
5/2004
5/2004
Platt
Etter
LitWin,Jr.
Keller et a1.
Keller et a1.
Yong et a1.
Robbin etal.
Yamano et a1.
Wilson
Keller
AkinS, III et :11.
Ueshima et a1.
Thayer
A1
A1
A1
A1
A1
A1
A1
A1
A1
A1
A1
A1
A1
7160113 B2
V2007 McConnell et a1‘
2004/0125522 A1
7:171:331 B2
1/2007 Vock et a1.
2004/0162029 A1
8/2004 Grady
7,191,244 B2
7,197,650 B2
3/2007 Jennings et a1.
3/2007 Watanabe et a1‘
2004/0165302 A1
2004/0177063 A1
8/2004 Lu
9/2004 Weber et a1.
5/2007 Putterman et a1.
2004/0198436 A1
10/2004 Alden
2004/0210628
2004/0216108
2004/0224638
2004/0225804
10/2004
10/2004
11/2004
11/2004
7213 228 B2
7’234’026
7’277’92g
7’301’g57
7’356’679
B2
B2
B2
B1
7:489:92; 132*
7508 535 B2
737253135 B2
7,770,036 B2*
7,848,527 B2*
2001/0003205
2001/0005641
2001/0006884
2001/0013983
2001/0029178
2001/0037367
A1
A1
A1
A1
A1
A1
@2007
10/2007
“0007
40008
Robbin etal‘
Lennon
Shah et a1‘
Le et a1‘
A1
A1
A1
A1
7/2004 Chill et a1.
Inkinen et a1.
Robbin
Fadell et a1.
Leete
2/2009 vamnda ,,,,,,,,,,,,,,,,,,,,,, n 455/418
3/2009 Hart et a1‘
2004/0242224 A1
2004/0246275 A1
12/2004 Janiket a1.
12/2004 Yoshihara et 31.
500“) Kim et a1‘
2004/0255135 A1
12/2004 Kitayaetal.
8/2010 Dorogusker et a1. .
. 713/300
12/2010 Doroguskeretal. ......... .. 381/55
2004/0267825 A1
2005/0015254 A1
12/2004 Novak er 91
V2005 Beaman
60001
6/2001
7/2001
80001
10/2001
11/2001
2005/0053365
2005/0060240
2005/0108754
2005/0111820
2005/0122315
2005/0123886
Gilbert
Matsumoto et a1.
Matsumoto
IZaWaetal‘
Crissetal.
Iyer
A1
A1
A1
A1
A1
A1
3/2005
3/2005
5/2005
5/2005
6/2005
6/2005
Adams et a1.
Popofsky
CarhaIt etal.
Matsumi et a1.
Chalket 31
Huaet a1.
2001/0041021 A1
11/2001 Boyle et a1.
2005/0146534 A1
7/2005 F9118 eta1~
2001/0042107 A1
2002/0002413 A1
2002/0013784 A1
11/2001 Palm
1/2002 Tokue
1/2002 Swanson
2005/0152294 A1
2005/0156047 A1
2005/0160270 A1
7/2005 Yu et a1.
7/2005 Chibaet a1.
7/2005 Goldberg et a1.
2002/0028683 A1
2002/0045961 A1
3/2002 Banatre et a1.
4/2002 Gibbs et a1.
2005/0166153 A1
2005/0218303 A1
7/2005 Eytchison etal
10/2005 P9121111
2002/0046315 A1
2002/0055934 A1
2002/0059440 A1
4/2002 Miller et a1‘
5/2002 Lipscomb et a1‘
5/2002 Hudson et a1.
2005/0234983 A1
2005/0245839 A1
2005/0248555 A1
10/2005 Plastlnaet a1.
ll/2005 Stivoric et a1.
11/2005 Feng eta1~
5/2002 Hudson
2005/0257169 A1
11/2005 Tu _
2005/0259064
2005/0259524
2006/0013414
2006/0025068
2006/0039263
2006/0061563
2006/0068760
2006/0071899
2006/0088228
2006/0092122
ll/2005
11/2005
1/2006
2/2006
2/2006
3/2006
3/2006
4/2006
4/2006
5/2006
2002/0059499 A1
2002/0070705
2002/0090912
2002/0116082
2002/0116517
2002/0123359
2002/0152045
2002/0156833
2002/0156949
2002/0161865
2002/0173273
A1
A1
A1
A1
A1
A1
A1
A1
A1
A1
6/2002
7/2002
8/2002
8/2002
9/2002
10/2002
10/2002
10/2002
10/2002
11/2002
Buchanan et a1‘
Cannon et a1.
Gudorf
Hudson et a1.
Wei et a1.
Dowling et a1.
Maurya et a1.
Kubo et a1.
Nguyen
Spurgat et a1.
A1
A1
A1
A1
A1
A1
A1
A1
A1
A1
Suglno et a1.
Yeh
Shih
Regan et a1.
Trotabas
Fleck
Hameed et a1.
Chang et a1.
Marriott et a1.
Yoshihara etal.
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5/2006 Inselberg
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6/2006
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WO
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W0
W0
W0
W0
W0
W0
W0
W0
W0
W0
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12/2006 Honeywell
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W0 gggjvggéggg ‘A1
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* cited by examiner
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transfer
* 309
Media delivery
accessory
L
102
processor \—> sp?gers
308
Control/power
signals
+
'_ _
320
_ _ _ _ _ _
316
\_~\
314
l
l
l
l
l
External
power
Supply
FIG. 3
US. Patent
Dec. 24, 2013
Sheet 4 0f 13
US 8,615,089 B2
2Es5o$w
0“Ego
QE:
<15
US. Patent
Dec. 24, 2013
Sheet 5 0f 13
US 8,615,089 B2
we:
Ecso0uS6cw2
wmh so mBEm
m;.5
US. Patent
Dec. 24, 2013
Sheet 6 0f 13
US 8,615,089 B2
AC maximum
allowed SPL
fl Maximum
,\
_
allowable SPL if anolv’llaag'lgllgnllL if
connected to DC
I
connected to AC
maxlmum
allowed SPL
A|——|
Due to charge
depletion over
time
B
D
Maximum
Available
Sound Pressure
Level
SPL
C
to
t1
t2
t3
time
Fig. 5
t4
t5
US. Patent
Dec. 24, 2013
Sheet 7 0f 13
US 8,615,089 B2
AC maximum
SPL
A\\
L Maximum
_\
_
allowable if
MaXlmum
connected to DC
anowable If
connected to AC
DC maximum
SPL
Maximum
Available
Sound Pressure
Level
t0
t1
AC t U8 I\\VO | ume
(no reduction in actual
\\
SPL’ perceived Volume
Actual volume clipped to
unaffected)
DC maximum SPL
(perceived volume may be
noticed )
t2
/
/
Ax
\L/
t3
time
Fig. 6
t4
\\
t5
\
Gen?e
ShUtdOWn
t6
US. Patent
Dec. 24, 2013
Sheet 8 0f 13
AC maximum
allowed SPL
K
DC maximum
allowed SPL
Maximum
Available
Sound Pressure
Level
SPL
Actual SPL
(volume)
time
Fig. 7
US 8,615,089 B2
US. Patent
Sheet 9 0f 13
Dec. 24, 2013
Media player connected to
media delivery accessory?
US 8,615,089 B2
\ 802
804
Set maximum allowable
SPL to AC maximum
allowable SPL
Power cable connected to
external power supply?
806
Set maximum allowable SPL
to DC maximum allowable
SPL
808
Fig. 8
US. Patent
Dec. 24, 2013
Sheet 10 0f 13
US 8,615,089 B2
Media player connected to
media delivery accessory?
Set maximum allowable
SPL to AC maximum
allowable SPL
Power cable connected to
external power supply?
i
i
906
Set maximum allowable SPL
to DC maximum allowable /\
SPL
\908
Monitor charge status of
internal supply
/\
\ 910
\\
900
ls charge status less than a
predetermined amount?
Gentle shutdown of
consumer product
\\912
/~914
FIG. 9
US. Patent
Dec. 24, 2013
Sheet 11 0f 13
US 8,615,089 B2
coupling a capacitor
to the energy
1000
\ 1002
storage unit
l
generating a voltage Vc by the
capacitor that is directly related to
the charge status of the energy
,/ \\
1004
storage unit
l
A
1006
Tracking the capacitor voltage in real 4
time
Is the voltage downward
going?
1 0 l 0 v//\\
Has the downward going voltage
crossed a threshold voltage value
1 01 6
Generate
Clipping Signal
10 14
Y
t
'
It
asééudbfgqfgj mom?“ aim
crosse e es lo vo age value
-
urlng a predeterrmned penod oft1n1e‘7
FIG. 10
Generate
Shutdown Signal
US. Patent
Dec. 24, 2013
Sheet 12 0f 13
US 8,615,089 B2
imminent loss of
power?
mute audio
ampli?er
1 1 10
r
provide user
1 1016 /~\
‘v
\
1 1 12
/
1108
V
/
feedback of
coni?telgnts
shutdown other
imminent loss of
DOW61‘
shutdown?
componénts
yy
1 114
NJ
stop user feedback
of imminent loss of
power
@
FIG. 11
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