Data transmission using frequency resources determined from frequency resource numbers

1. A data transmission method, comprising:

sending, by first user equipment, an indication signal, wherein the indication signal indicates frequency resource numbers of one or more physical resources;

determining, by the first user equipment according to the frequency resource numbers, a frequency resource occupied by a data signal, including determining, by the first user equipment according to a formula ñ PRB (i)=mod(ñ VRB +f hop (i)·N RB sb +((N RB sb −1)−2( ñ VRB mod N RB sb ))·f m (i),N RB sb ·N sb ), a frequency resource number ñ PRB (i) occupied by the data signal, wherein: mod( )is a mod function; a value of i is 0 or a positive integer; ñ VRB is a frequency resource number indicated by the indication signal or any frequency resource number of multiple frequency resource numbers indicated by the indication signal, and is 0 or a positive integer; N Sb is a quantity of frequency resources, and is a positive integer; N RB sb is a quantity of physical resources comprised in each frequency resource, and is a positive integer; and f hop (i) and f m (i) are frequency resource adjustment values, and are 0 or positive integers; and

sending, by the first user equipment, the data signal by using the frequency resource.

2. A data transmission method, comprising:

sending, by first user equipment, an indication signal, wherein the indication signal indicates frequency resource numbers of one or more physical resources;

determining, by the first user equipment according to the frequency resource numbers, a frequency resource occupied by a data signal, including determining, by the first user equipment according to a formula ñ PRB (i)=mod(ñ VRB +f hop (i)·N RB sb ,N RB sb ·N sb ), a frequency resource number ñ PRB (i) occupied by the data signal, wherein: mod( )is a mod function; a value of i is 0 or a positive integer; ñ VRB is the frequency resource number indicated by the indication signal, or any frequency resource number of multiple frequency resource numbers indicated by the indication signal, and is 0 or a positive integer; N sb is a quantity of frequency resources, and is a positive integer; N RB sb is a quantity of physical resources comprised in each frequency resource, and is a positive integer; and f hop (i) is a frequency resource adjustment value, and is 0 or a positive integer; and

sending, by the first user equipment, the data signal by using the frequency resource.

3. The method according to claim 1 , wherein when N sb =1, f hop (i)=0, when

N

sb

=

2

,

f

hop

⁡

(

i

)

=

mod

⁡

(

f

hop

⁡

(

i

-

1

)

+

∑

k

=

i

·

10

+

1

i

·

10

+

9

⁢

⁢

c

⁡

(

k

)

×

2

k

-

(

i

·

10

+

1

)

,

N

sb

)

,

and when N sb >2,

f

hop

⁡

(

i

)

=

mod

⁡

(

f

hop

⁡

(

i

-

1

)

+

mod

⁡

(

∑

k

=

i

·

10

+

1

i

·

10

+

9

⁢

⁢

c

⁡

(

k

)

×

2

k

-

(

i

·

10

+

1

)

,

N

sb

-

M

)

+

M

,

N

sb

)

,

wherein M is 0 or a positive integer not greater than N sb −2, c(k) is a pseudo random sequence, and f hop (−1)=0.

4. The method according to claim 1 , wherein an initialization sequence of the pseudo random sequence c(k) is c init =N ID cell , or c init =510, or c init =2 9 ·mod(n f ,4)+N ID cell , or c init =2 9 ·mod(n f ,4)+510, wherein N ID cell is an identifier of a physical layer cell, and n f is a system frame number.

5. The method according to claim 1 , wherein the i is a timeslot sequence number, a subframe sequence number, or transmission times of the data signal.

6. The method according to claim 1 , further comprising:

obtaining, by the first user equipment, grouping information of a time resource, wherein the grouping information of the time resource comprises time resource group sequence numbers of N time resource groups, and N is a positive integer; and the i is the time resource group sequence numbers.

7. The method according to claim 1 , wherein the N sb is total transmission times of the data signal.

8. The method according to claim 1 , wherein indicating, by the indication signal, the frequency resource numbers of one or more physical resources comprises:

comprising, by the indication signal, a resource pattern of transmission field, wherein the resource pattern of transmission field is used to indicate the frequency resource numbers of one or more physical resources.

9. A user equipment comprising:

a memory; and

a processor in communication with the memory, wherein the processor is configured to:

send an indication signal, wherein the indication signal indicates frequency resource numbers of one or more physical resources;

determine, according to the frequency resource numbers, a frequency resource occupied by a data signal, including determining, according to a formula ñ PRB (i)=mod(ñ VRB +f hop (i)·N RB sb +((N RB sb −1)−2(ñ VRB mod N RB sb ))·f m (i),N RB sb ·N sb ),

a frequency resource number ñ PRB (i) occupied by the data signal, wherein: mod( )is a mod function; a value of i is 0 or a positive integer; ñ VRB is a frequency resource number indicated by the indication signal, or any frequency resource number of multiple frequency resource numbers indicated by the indication signal, and is 0 or a positive integer; N sb is a quantity of frequency resources, and is a positive integer; N RB sb is a quantity of physical resources comprised in each frequency resource, and is a positive integer; and f hop (i) and f m (i) are frequency resource adjustment values, and are 0 or positive integers; and

send the data signal by using the frequency resource.

10. A user equipment comprising:

a memory; and

a processor in communication with the memory, wherein the processor is configured to:

send an indication signal, wherein the indication signal indicates frequency resource numbers of one or more physical resources;

determine, according to the frequency resource numbers, a frequency resource occupied by a data signal, including determining, according to a formula ñ PRB (i)=mod(ñ VRB +f hop (i)·N RB sb ,N RB sb ·N sb ), a frequency resource number ñ PRB (i) occupied by the data signal, wherein: mod( )is a mod function; a value of i is 0 or a positive integer; ñ VRB is a frequency resource number indicated by the indication signal, or any frequency resource number of multiple frequency resource numbers indicated by the indication signal, and is 0 or a positive integer; N sb is a quantity of frequency resources, and is a positive integer; N RB sb is a quantity of physical resources comprised in each frequency resource, and is a positive integer; and f hop (i) is a frequency resource adjustment value, and is 0 or a positive integer; and

send the data signal by using the frequency resource.

11. The user equipment according to claim 9 , wherein when N sb =1, f hop (i)=0, when N sb =2,

f

hop

⁡

(

i

)

=

mod

⁡

(

f

hop

⁡

(

i

-

1

)

+

∑

k

=

i

·

10

+

1

i

·

10

+

9

⁢

⁢

c

⁡

(

k

)

×

2

k

-

(

i

·

10

+

1

)

,

N

sb

)

,

and when N sb >2,

f

hop

⁡

(

i

)

=

mod

⁡

(

f

hop

⁡

(

i

-

1

)

+

mod

⁡

(

∑

k

=

i

·

10

+

1

i

·

10

+

9

⁢

⁢

c

⁡

(

k

)

×

2

k

-

(

i

·

10

+

1

)

,

N

sb

-

M

)

+

M

,

N

sb

)

,

wherein M is 0 or a positive integer not greater than N sb −2, c(k) is a pseudo random sequence, and f hop (−1)=0.

12. The user equipment according to claim 9 , wherein an initialization sequence of the pseudo random sequence c(k) is c init =N ID cell , or c init= 510, or c init =2 9 ·mod(n f ,4)+N ID cell , or c init =2 9 ·mod(n f ,4)+510, wherein N ID cell is an identifier of a physical layer cell, and n f is a system frame number.

13. The user equipment according to claim 9 , wherein the i is a timeslot sequence number, a subframe sequence number, or transmission times of the data signal.

14. The user equipment according to claim 9 , further comprising:

an obtaining unit, configured to obtain grouping information of a time resource, wherein the grouping information of the time resource comprises time resource group sequence numbers of N time resource groups, and N is a positive integer; and the i is the time resource group sequence numbers.

15. The user equipment according to claim 9 , wherein the N sb is total transmission times of the data signal.

16. The user equipment according to claim 9 , wherein indicating, by the indication signal, the frequency resource numbers of one or more physical resources comprises:

comprising, by the indication signal, a resource pattern of transmission field, wherein the resource pattern of transmission field is used to indicate the frequency resource numbers of one or more physical resources.