Directed Audio 350d User Manual

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US
20070076697Al
(12)
Patent
Application
Publication
(10)
Pub.
No.:
US
2007/0076697
A1
(19)
United
States
Huotari
et
al.
(43)
Pub.
Date:
Apr.
5,
2007
(54)
DISTRIBUTED
CODEC
FOR
PACKET-BASED
COMMUNICATIONS
(76)
Inventors:
Allen
J.
Huotari,
Garden
Grove,
CA
(US);
Kendra
S.
Harrington,
Irvine,
CA
(US);
Matthew
B.
McRae,
Laguna
Beach,
CA
(US)
Correspondence
Address:
MACPHERSON
KWOK
CHEN
&
HEID
LLP
2033
GATEWAY
PLACE
SUITE
400
SAN
JOSE,
CA
95110
(US)
(21)
Appl.
No.:
11/243,881
(22)
Filed:
Oct.
4,
2005
Publication
Classi?cation
(51)
Int.
Cl.
H04L
12/66
H04L
12/56
(2006.01)
(2006.01)
(52)
US.
Cl.
..........................................
..
370/352;
370/401
(57)
ABSTRACT
A
packet-based
communications
system
is
provided,
includ
ing:
a
client
communications
module
for
transmitting
digital
audio
signals
to
a
user
interface
device
over
a
local
area
network
(LAN)
and
for
receiving
digital
audio
signals
from
the
user
interface
device,
a
voice
packet
module,
and
a
network
protocol
module
for
transmitting
data
packets
between
the
voice
packet
module
and
an
Internet
Protocol
(IP)
network.
The
voice
packet
module
is
con?gured
to:
receive
audio
signals
from
the
client
communications
mod
ule
and
encapsulate
the
audio
signals
into
data
packets;
convert
data
packets
into
audio
signals
and
transmit
the
audio
signals
to
the
client
communications
module.
A
com
munications
device
is
provided,
including:
a
microphone;
a
speaker; a
user
input device; a
network
interface
for
cou
pling
the
communications
device
to
a
local
area
network
(LAN);
an
audio
processing
module
comprising
an
analog
to-digital
converter
(ADC)
for
converting
analog
audio
signals
from
the
microphone
into
a
digital
audio
signal
and
a
digital-to-analog
converter
(DAC)
for
converting
a
digital
audio
signal
into
an
analog
audio
signal,
said
analog
signal
being
output
by
the speaker;
and
an
endpoint
communica
tions
module
for
connecting
to
a
telephony
adapter
on
the
LAN
via the
network
interface,
said
endpoint
communica
tions
module
communicating
digital
audio
signals
with
the
telephony
adapter
over
the
LAN.
HAN
DSET
Log
INTEGRATED
WiFi
ATA
m
CORDLESS
BASE
STATION
m
ATA
V 6
11.19.12
WIRELESS
ROUTER
LAN
m
M
I
INTERNET
me
i
144
VolP
GATEWAY
0
10M
Page view 0
1 2 3 4 5 6 ... 16 17

Summary of Contents

Page 1 - (2006.01)

US 20070076697Al (12) Patent Application Publication (10) Pub. No.: US 2007/0076697 A1 (19) United States Huotari et al. (43) Pub. Date: Apr. 5, 2007

Page 2

US 2007/0076697 A1 DISTRIBUTED CODEC FOR PACKET-BASED COMMUNICATIONS BACKGROUND [0001] With the increase in residential broadband connec tions, the us

Page 3 - USERD'QJEFACE

US 2007/0076697 A1 operating With the ATA 110a-110c to Which the device 120a-120e is coupled, in some situations a user may not be capable of placing

Page 4 - INTERNET

US 2007/0076697 A1 passes these signals to the voice packet module 232, Which processes the audio signal using voice CODECs and encap sulates the proc

Page 5 - "Y

US 2007/0076697 A1 station informs a cellular network that a mobile handset is locally associated With that base station. [0035] The telephony adapter

Page 6 - WIRELESS

US 2007/0076697 A1 capable of playing live telephone calls. In one example, a user may place a telephone call to a phone number associ ated With some

Page 7 - ADAPTER

US 2007/0076697 A1 processing telephone quality audio. The signal from the user interface device may still be processed by the telephony adapter and r

Page 8 - Encapsulate

US 2007/0076697 A1 a speaker; a user input device; a network interface for coupling the communications device to a local area netWork (LAN); an audio

Page 9

US 2007/0076697 A1 Apr. 5, 2007 8 a means for audio processing comprising an analog-to- 26. The communications device of claim 25, Wherein: digital co

Page 10 - 2007/0076697

Patent Application Publication Apr. 5, 2007 Sheet 1 0f 8 US 2007/0076697 A1 INTEGRATED WiFi HANDSET Q02 CORDLESS BASE STATION 1 m ATA 1.1.02 ATA i H99

Page 11

Patent Application Publication Apr. 5, 2007 Sheet 2 0f 8 US 2007/0076697 A1 SPEAKER MICROPHONE ?-_72 M r v 4 AUDIO PROCESSING MODULE m . y y ENDPOlNT

Page 12

Patent Application Publication Apr. 5, 2007 Sheet 3 0f 8 US 2007/0076697 A1 USER INTERFACE DEVICE 3m WIRELESS I/F WIRELESS I/F E ‘f: m TELEPHONY ADAPT

Page 13

Patent Application Publication Apr. 5, 2007 Sheet 4 0f 8 US 2007/0076697 A1 TELEPHONY ADAPTER m ETHERNET I/F 3i USER INTERFACE DEVICE @ V WIRELESS I/F

Page 14

Patent Application Publication Apr. 5, 2007 Sheet 5 0f 8 US 2007/0076697 A1 TELEPHONY ADAPTER USER INTERFACE m DEVICE Mi ETHERNET I/F m WIRELESS HF 22

Page 15

Patent Application Publication Apr. 5, 2007 Sheet 6 0f 8 US 2007/0076697 A1 RESIDENTIAL INTERCOM SYSTEM 30 WIRELESS l/F m USER INTERFACE \ DEVICE §§0_

Page 16

Patent Application Publication Apr. 5, 2007 Sheet 7 of 8 US 2007/0076697 A1 VolP TELEPHONY NETWORK ADAPTER . HANDSET Handset discovers wireless networ

Page 17 - * * * * *

Patent Application Publication Apr. 5, 2007 Sheet 8 0f 8 US 2007/0076697 A1 VolP TELEPHONY NETWORK ADAPTER HANDSET 1 Handset discovers wireless networ

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