￿

￿

￿￿￿￿￿￿￿￿￿￿

￿￿￿'0￿￿￿￿

￿

￿1%￿0￿￿￿ ￿￿￿￿7￿￿￿￿6￿=0￿?￿#￿ ￿>￿￿￿￿￿￿￿)￿

￿

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

￿

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

￿

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

￿

 

 

 

Rx frontend filter

 

Rx interstage filter

 

 

 

 

 

 

 

 

 

￿

 

 

 

DCS

LNA

 

1st Rx mixer

IF

 

 

IQ Demodulator

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

￿

 

 

 

 

 

 

RF

IF

SAW Filter

 

IF Amplifier (PGC)

 

 

I

 

 

 

 

 

 

 

 

 

 

440 MHz

 

 

 

 

 

 

 

 

Ceramic Filter

 

 

SAW Filter

 

 

 

 

 

 

 

 

 

 

 

 

LO

 

 

 

 

 

 

 

BB amplifier and

￿

 

 

 

1805..1880 MHz

 

 

1805..1880 MHz

 

 

 

 

90°

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

low pass filter

 

 

 

GSM

LNA

 

 

 

 

 

 

 

 

°

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

￿

 

 

 

 

 

 

 

 

 

 

 

 

 

Q

 

 

 

 

 

 

 

 

RF

IF

RX:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

￿

 

 

 

SAW Filter

 

 

SAW Filter

 

GSM 1365..1400 MHz

 

 

 

 

 

 

 

 

 

 

LO

DCS 1365..1440 MHz

 

 

 

 

 

 

 

 

925..960 MHz

 

 

925..960 MHz

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

440 MHz

 

￿

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RX

 

 

 

 

 

 

 

 

 

 

 

LO1 (RF) PLL:

￿

 

Antenna

 

 

 

 

 

 

 

 

 

1

 

 

- RX -

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GSM 1365..1400 MHz

 

 

 

 

 

 

 

LNA Bias

Transceiver

 

2

 

 

DCS 1365..1440 MHz

￿

 

 

 

 

 

 

 

 

 

 

- TX -

 

 

 

 

 

 

 

control

 

MHz

 

 

 

 

 

Antenna

 

 

 

 

 

 

 

 

 

 

GSM 1370..1440 MHz

 

 

 

 

 

 

 

 

 

 

 

 

880

 

 

DCS 1385..1460 MHz

￿

 

 

 

Switch

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

￿

 

 

 

 

 

 

 

 

 

TX:

 

 

 

 

 

￿

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RF Connector with

 

 

 

 

 

 

GSM 1370..1440 MHz

 

 

 

 

 

 

 

 

 

 

 

 

DCS 1385..1460 MHz

 

 

 

 

 

￿

 

mechanical switch

TX

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

LO2 (IF) PLL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RX 880 MHz

￿

 

 

Detector and

 

 

 

 

 

 

 

 

 

 

 

TX 975 MHz

 

 

 

 

 

 

2

 

 

 

 

 

 

 

 

APC loop

Level control

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DCS

 

GSM

 

 

 

 

 

￿

 

 

 

 

 

 

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

975MHz

5

 

 

￿

 

 

 

 

 

 

 

 

 

 

TX:

 

1

 

 

 

 

 

GSM

Pin diode

Tx GSM VCO

 

 

 

GSM 685..720 MHz

 

 

 

￿

 

 

 

880..915 MHz

switch

880..915 MHz

 

 

 

DCS 1385..1460 MHz

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3/5

GSM :5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

DCS :3

 

￿

 

Directional

 

PA

LP Filter

 

 

 

 

 

 

 

 

 

 

 

 

coupler + LPF

 

 

 

 

 

 

Down

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

LP Filter

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Converter

 

 

 

 

 

￿

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DCS1800

Pin diode

Tx DCS VCO

 

 

 

 

 

 

 

 

 

￿

 

 

 

1710..1785 MHz

switch

1710..1785 MHz

 

 

 

Sum loop

 

 

 

 

 

 

 

 

 

 

 

 

Loop

 

 

 

 

 

 

I

 

 

 

 

 

 

 

Filter

ϕ

 

 

 

 

 

 

￿

 

Directional

 

PA

LP Filter

 

 

 

 

 

 

 

 

90°

 

 

 

 

 

 

 

 

 

 

 

 

 

 

coupler

 

 

 

 

 

 

Phase

 

 

 

 

 

0

￿

 

 

 

 

 

 

 

 

detector

 

 

 

 

 

 

°

 

 

 

 

 

 

 

 

 

 

GSM 195 MHz

 

 

 

Q

￿

 

 

 

 

 

 

 

 

 

 

DCS 325 MHz

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

￿

IC 1

 

 

DET_EN

 

 

 

 

 

 

 

 

 

 

 

 

￿

Digital

 

TX_SW_EN

GSM_TX_EN

GSM_VCO_EN

 

 

 

 

 

 

RF_IC_EN

 

DET_TX

 

 

 

 

 

 

 

signals

 

TXP_OFS_EN APC_DOWN

DCS_TX_EN

DCS_VCO_EN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

￿

IC 2

Analog

AUX_DAC

TXP

 

 

 

 

 

 

 

 

 

 

 

 

signals

 

 

 

 

 

 

 

 

 

 

 

 

￿

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

￿

VCC_RF LDO

RF_EN

VCC_SYNTH LDO

RXIP

RXIN

RXQP

RXQN

VCTCXO

AFC

 

13 MHz

CLK13M

NLO1 (RF) PLL

200 kHz stepN+1

Total VCO Range:

 

1

 

 

 

 

1365 to 1460 MHz

 

ϕ

 

 

 

N

 

 

 

1

LO1

Loop

 

 

VCO

Filter

 

 

 

 

 

 

 

PLL

 

 

 

ϕ

N

 

 

 

1

LO2

Loop

 

 

VCO

Filter

M

LO2 (IF) PLL

 

 

 

 

Total VCO Range:

1

1 MHz step

 

 

880 to 975 MHz

 

 

SERCK

SERDA

SERLE1

SERLE2

TXIP

TXIN

TXQP

TXQN

￿1%1%￿'￿￿￿￿￿￿￿￿

￿

￿9￿￿￿￿￿￿ ￿￿￿￿￿￿ &￿￿9￿￿￿￿￿￿￿￿￿￿￿￿￿9￿￿￿￿￿!￿￿9￿￿￿￿￿￿￿￿￿￿￿&￿￿￿￿￿￿￿ ￿￿￿￿￿￿￿ ￿￿9￿￿'￿￿￿!￿￿￿￿&￿￿￿￿￿ ￿!1￿

￿￿￿￿!￿￿9￿￿)￿￿￿￿￿ ￿￿￿￿*￿￿ ￿￿& ￿￿￿9￿￿￿￿￿￿*￿￿￿￿&￿￿￿￿￿ ￿￿￿￿￿6￿& ￿￿￿￿'￿￿￿344￿￿￿￿￿￿￿￿￿%5441￿

￿

0￿￿￿￿8￿￿￿

￿

￿3￿￿￿￿￿￿￿'￿￿￿￿￿￿ ￿ ￿ ￿￿￿￿￿-￿￿ ￿,￿￿￿￿￿￿￿&￿￿,￿￿3 ￿￿￿￿￿￿￿￿￿￿￿￿￿￿*￿￿$"￿￿￿￿￿￿3<￿￿

￿

>￿￿￿3￿￿￿￿￿￿ ￿￿ ￿￿￿￿￿￿￿￿￿7￿￿-￿￿￿￿￿3￿￿￿￿￿￿￿￿￿￿ -￿￿￿3￿￿￿￿￿3￿￿&￿￿,￿￿￿￿￿￿￿￿￿3￿￿￿￿￿￿￿￿￿￿￿3￿￿￿￿￿ ￿￿3￿￿&￿￿￿￿￿￿￿￿￿￿￿￿

￿￿￿￿￿￿￿￿￿￿ ￿￿ ￿￿￿3￿￿￿￿￿￿￿

-￿￿￿3￿ ￿￿￿ ￿￿￿￿￿￿￿￿ ￿￿￿ ￿8￿￿￿￿￿￿￿ ￿￿￿￿￿￿￿￿ ￿￿￿￿ ￿￿￿￿ ￿￿￿￿ ￿ ￿<￿ ￿3￿￿ ￿￿￿￿￿￿￿￿￿￿￿ ￿￿￿3￿￿￿￿￿￿￿

-￿￿￿3￿ -￿￿￿3￿ ￿ 7￿￿-￿￿￿￿ ￿3￿￿ 3￿￿￿8￿ ￿￿￿￿￿￿￿￿ ￿￿￿￿ ￿3￿￿ ￿8￿￿￿￿￿￿￿ &￿￿ ￿￿￿￿￿￿￿￿ ￿￿￿￿￿￿￿￿￿￿<￿ A ￿ ￿￿￿￿￿ ￿ ￿ ￿￿ ,￿￿￿￿ ￿ ￿

￿￿￿￿￿￿￿￿￿￿￿3￿￿￿￿￿￿￿￿￿￿￿

￿￿￿￿￿￿￿'￿￿￿￿￿￿￿￿￿￿￿￿￿&￿￿ ￿￿￿￿￿ ￿￿￿￿￿￿￿￿ ￿￿3￿￿￿￿￿￿￿￿￿￿￿<￿

￿

 

￿3￿￿ ￿￿￿G￿ /￿￿￿ ￿￿￿￿￿￿￿￿￿￿￿￿￿ ￿￿￿￿￿￿￿￿ 3￿￿￿￿ 9￿￿￿￿￿1￿ ￿￿￿￿￿￿￿￿￿￿ ￿￿￿￿ ￿￿￿￿ B￿ $"￿￿￿ ￿￿￿￿ ￿￿￿￿￿￿ ￿￿￿￿￿'￿￿￿ 7￿￿ ￿3￿￿

￿￿￿￿￿￿￿￿￿ ￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿-￿￿￿￿'￿￿￿￿￿￿￿￿￿￿￿￿3￿￿7￿ ￿7￿￿￿￿'￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿..￿￿￿￿￿<￿￿

￿

￿3￿￿ ..￿￿ ￿￿￿￿ ￿￿￿￿￿￿￿ ￿ ￿ ￿￿￿￿￿-￿￿￿ 7￿￿ ￿￿ ￿￿￿￿￿7￿￿￿ ￿￿,￿￿￿￿￿￿￿ ￿￿￿￿ 2F￿ ￿￿￿￿￿￿￿￿￿￿￿<￿￿￿3￿￿￿￿ ￿3￿￿ ￿￿￿￿￿￿￿￿￿￿￿￿ ￿3￿￿￿￿ ￿￿￿￿

￿￿￿￿￿￿￿￿￿￿￿7￿ ￿￿7￿￿￿￿￿￿,￿￿￿￿￿￿ ￿￿￿￿￿￿￿-￿,￿ ￿￿￿￿￿￿￿ <￿￿

￿3￿￿2￿￿63￿ ￿￿/21￿￿￿￿￿F￿￿￿￿￿￿￿￿￿￿/F1￿ ￿￿￿￿￿￿￿￿￿,￿￿ ￿￿￿￿￿7￿￿￿￿￿￿￿￿￿￿￿3<￿

￿

A￿ $4￿ ￿￿￿￿ '￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿,￿￿￿￿￿￿￿￿￿￿￿,￿￿ ￿￿￿￿￿ ￿￿￿ ￿￿￿￿ ￿ ￿￿￿￿￿￿￿￿￿ /5*￿*N>1￿ ￿￿￿￿￿￿￿￿ ￿ ￿3￿￿ ￿￿￿￿9￿

￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿3￿￿6EE￿￿￿￿￿7￿ ￿7￿￿￿￿,￿￿￿<￿

￿

￿￿￿￿!)￿￿￿￿￿￿

￿

2￿￿￿3￿￿￿￿￿￿ ￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿3￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿G￿￿￿￿￿￿￿￿￿￿￿7￿ ￿7￿￿￿￿ ￿￿￿￿￿￿￿ ￿￿,￿￿￿'￿￿￿￿￿￿￿￿￿￿3￿￿￿￿￿￿ ￿￿￿￿￿￿￿￿￿￿￿￿￿￿

￿￿￿￿3￿￿￿￿￿￿￿￿￿￿B￿$"￿￿￿￿￿￿￿7￿￿￿￿'￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿$￿%￿￿￿￿￿/￿￿￿1￿B￿4(%￿￿￿￿￿/￿*￿￿$"￿￿1￿7￿￿

￿￿￿￿ ￿￿￿￿￿￿￿2F￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿3￿￿ ￿7 ￿￿￿￿￿￿￿￿￿￿ ￿￿￿￿￿￿,<￿

A￿￿￿ &￿￿ ￿￿￿￿ 2F￿ ￿￿￿￿￿ ￿ ￿￿￿￿ 7￿￿￿￿￿￿￿￿ ￿￿￿￿￿ ￿ ￿￿￿ ￿￿￿￿￿￿ ￿￿￿ ￿,,￿￿ ￿ ￿￿￿ ￿￿￿9￿ ￿￿￿￿￿￿ <￿ A￿￿￿￿￿￿￿￿￿ ￿￿￿ ￿￿￿￿

￿￿￿￿￿￿￿￿￿￿￿￿￿￿ ￿￿￿￿￿ ￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿￿'￿￿￿￿￿￿￿￿￿'￿￿￿￿￿￿￿'￿￿￿￿￿￿3￿￿ ￿￿￿￿￿￿￿￿<￿

/￿￿￿A￿ ￿ ￿￿￿￿M￿￿￿￿￿￿￿'￿ ￿￿￿￿￿￿￿￿￿,￿￿￿A￿￿￿ K1<￿

%,￿

Page 17
Image 17
Sony CMD-J26 specifications 76=0?#

CMD-J26 specifications

The Sony CMD-J26 is a remarkable mobile phone that embodies the innovative spirit and advanced technology that Sony is known for. Introduced in the late 1990s, this device showcases a blend of design, functionality, and user-friendly features that made it a popular choice among tech enthusiasts and general consumers alike.

One of the standout features of the CMD-J26 is its compact and lightweight design. Weighing just around 80 grams, it was one of the most portable phones of its time, fitting comfortably in the palm of your hand or pocket. The phone’s sleek appearance is complemented by a vibrant display, which, although relatively small by today’s standards, provided clear and sharp visuals for incoming calls and messages.

The CMD-J26 is powered by advanced technology for its era, including a long-lasting battery that ensures users can stay connected throughout the day without frequent recharging. The phone supports a range of features that cater to various communication needs, such as SMS messaging and a basic address book for storing contacts.

Moreover, the CMD-J26 was notable for its unique sound quality, featuring polyphonic ringtones that enriched the overall user experience. The phone also allowed users to customize their ringtones, bringing a personal touch to their device.

In addition to communication capabilities, the CMD-J26 included a few handy tools and utilities, such as a calculator, stopwatch, and calendar, enhancing its functionality beyond just making calls. This made it a versatile companion for users who needed more than just a simple mobile connection.

Another interesting characteristic of the CMD-J26 was its connectivity options. While it was primarily designed for voice communication, the phone offered users access to the GSM network, allowing for international roaming and connectivity.

Overall, the Sony CMD-J26 is a significant piece of mobile technology history, representing a transition into a more connected world. Its blend of stylish design, practical features, and innovative technology solidified its place as a noteworthy entry in Sony's mobile phone lineup during its release period.