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930-S102-1.A0.03/UID-00012-1.A0.03
2006-10-12

ucode-μ-ID Domain

T-Engine Forum
Ubiquitous ID Center Specification

Number:Title:
Status:Date:

930-S102-1.A0.03/UID-00012-1.A0.03

930-S102-1.A0.03/UID-00012-1.A0.030
ucode-μ-ID Domain[X ] Working Draft, [ ] Final Draft for Voting, [ ] Standard
10/12/2006

Copyright (C) 2006, T-Engine Forum, Ubiquitous ID Center, all rights reserved.

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T-Engine Forum
Ubiquitous ID Center Specification

930-S102-1.A0.03/UID-00012-1.A0.03

Table of Contents
Introduction ........................................................................................................................... 4
Scope ................................................................................................................................ 4
Position of this Document ................................................................................................. 4
Reference Documents ...................................................................................................... 4
1. μ-ID................................................................................................................................... 5
1.1. Definition .................................................................................................................... 5
1.2. Width .......................................................................................................................... 5
2. μ-ID Domain .....................................................................................................................62.1. ucode-μ-ID ................................................................................................................. 62.2. μ-ID Domain ............................................................................................................... 6
2.3. ucode of μ-ID Domain ................................................................................................ 63

T-Engine Forum
Ubiquitous ID Center Specification

930-S102-1.A0.03/UID-00012-1.A0.03

ucode-μ-ID Domain
Introduction
ScopeThis document specifies how to store μ-ID designed by Hitachi,Ltd. in the ucode [1].
Position of this Document
This document specifies "μ-ID Domain" of authorized standard
meta-code in ucode [2].
Reference Documents[1] T-Engine Forum, Ubiquitous ID Center, "Ubiquitous Code:
ucode," 930-S101 (1)/UID-00010, 2006.
[2] T-Engine Forum, Ubiquitous ID Center, "Authorized Standard
Meta-code in ucode," 930-S101 (2)/UID-00011, 2006.

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T-Engine Forum
Ubiquitous ID Center Specification

930-S102-1.A0.03/UID-00012-1.A0.03

1. μ-ID1.1. Definition
μ-ID is an unique ID assigned to μ-chip designed in Hitachi, Ltd.
during factory shipment.
1.2. WidthThe width of μ-ID is 128 bits.

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T-Engine Forum
Ubiquitous ID Center Specification

930-S102-1.A0.03/UID-00012-1.A0.03

2. μ-ID Domain
2.1. ucode-μ-ID
The portion other than 24-bit trailer in the μ-ID is defined aucode-μ-ID. Therefore, the ucode-μ-ID is 104 bits.
ucode-μ-ID (104 bits)

trailer

104 bits

24 bits

Figure 1: ucode-μ-ID

2.2. μ-ID Domain
16,777,216 second level domains (SLDs) shown in Table 1 arereserved in the TLD space for the authorized standard meta-code inucode to a ucode space which stores ucode-μ-ID.
Table 1: μ-ID Domain
Domain Nameμ-ID

ClassClass B×16,777,216

Version0x0TLDc

0xe000SLDc

0xa = (1010)2

dc (24 bits)

0x000000 - 0xffffff (16,777,216)

2.3. ucode of μ-ID Domain
Figure 2 shows the correspondence between ucode in μ-ID
domain and μ-ID.

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T-Engine Forum
Ubiquitous ID Center Specification

930-S102-1.A0.03/UID-00012-1.A0.03

μ-ID
ucode-μ-ID (104 bits)

Trailer (24 bits)↓ucode of μ-ID Domainver (4)TLDc (16)cc (4)

0x0

0xe0001010

SLDc (24)

ic (80)ucode-mu ID (104 bits)
0x000000 - 0xffffff

Figure 2: ucode of μ-ID Domain

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T-Engine Forum
Ubiquitous ID Center Specification

930-S102-1.A0.03/UID-00012-1.A0.03

Copyright (C) 2006, T-Engine Forum, Ubiquitous ID Center, all rights
reserved.
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